content: /*
   * The MIT License (MIT)
   *
   * Copyright (c) 2016 Dmitry Ivanov
   *
   * Permission is hereby granted, free of charge, to any person obtaining a copy
   * of this software and associated documentation files (the "Software"), to deal
   * in the Software without restriction, including without limitation the rights
   * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
   * copies of the Software, and to permit persons to whom the Software is
   * furnished to do so, subject to the following conditions:
   *
   * The above copyright notice and this permission notice shall be included in all
   * copies or substantial portions of the Software.
   *
   * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
   * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
   * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
   * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
   * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
   * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
   * SOFTWARE.
   */
  
  package io.dmitryivanov.crdt;
  
  import java.util.Set;
  import org.junit.Test;
  
  import static org.junit.Assert.assertEquals;
  import static org.junit.Assert.assertTrue;
  
  public class GSetTests {
  
      @Test
      public void testLookup() {
          GSet<String> gSet = new GSet<>();
  
          gSet.add("dog");
          gSet.add("ape");
          gSet.add("cat");
  
          // Actual test
          Set<String> result = gSet.lookup();
  
          assertEquals(3, result.size());
          assertTrue(result.contains("ape"));
          assertTrue(result.contains("dog"));
          assertTrue(result.contains("cat"));
      }
  
      @Test
      public void testMerge() {
          GSet<String> firstGSet = new GSet<>();
          firstGSet.add("dog");
          firstGSet.add("ape");
  
          GSet<String> secondGSet = new GSet<>();
          secondGSet.add("cat");
          secondGSet.add("dog");
  
          // Actual test
          GSet<String> result = firstGSet.merge(secondGSet);
  
          assertEquals(3, result.lookup().size());
          assertTrue(result.lookup().contains("dog"));
          assertTrue(result.lookup().contains("cat"));
          assertTrue(result.lookup().contains("dog"));
  
          GSet<String> reverseResult = secondGSet.merge(firstGSet);
  
          assertEquals(result, reverseResult);
      }
  
      @Test
      public void testDiff() {
          GSet<String> firstGSet = new GSet<>();
          firstGSet.add("dog");
          firstGSet.add("ape");
  
          GSet<String> secondGSet = new GSet<>();
          secondGSet.add("cat");
          secondGSet.add("dog");
  
          GSet<String> result = firstGSet.diff(secondGSet);
  
          assertEquals(1, result.lookup().size());
          assertTrue(result.lookup().contains("ape"));
      }
  }
  